The Radical Firearms 16" SOCOM profile 5.56mm is a MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out that build and hit the range.
Simply add your lower, and you are ready to go. Built with our 15" RPR free float rail system for increased accuracy and keeping your hands cool. No matter what your style of shooting is, Radical Firearms has you covered.

SKU: FU16-5.56SOC-15RPR
UPC: 816903027729
MFR#: RF00207

  • Barrel Length: 16"
  • Gas System: Medium Length
  • Barrel Profile: SOCOM Profile
  • Barrel Material: 4140 Chrome Moly Vanadium
  • Barrel Finish: Melonite
  • Muzzle Thread: 1/2x28
  • Chamber: 5.56mm
  • Twist Rate: 1:7
  • Barrel Extension: M4 Feed Ramp
  • Gas Block Type: .750 Low-profile Gas Block
  • Muzzle Device: A2 Flash Hider
  • Upper Receiver Material: Forged 7075 T6
  • Upper Receiver Style: M4 MIL-STD
  • Upper Receiver Finish: Type III Anodizing
  • Forward Assist: Yes
  • Dust Cover: Yes
  • Handguard Type: Free Float
  • Handguard Style: M-Lok Thin Rail
  • Handguard Length: 15"
PAIR WITH OUR RADICAL FIREARMS UPPER LISTED HERE:
https://www.armslist.com/posts/13699226/fayetteville-arkansas-gun-parts-for-sale--radical-firearms-complete-ar-15-lower-receiver
COMBO DEAL RF UPPER AND LOWER  IS $550